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1、最新 料推荐现在完成式中瞬间性动词如何变为延续性动词。在完成式中 ,一个瞬间性动词(一次性动作如buy， borrow,die,leave,begin,join 等 )不能与表示一段时间的状语(for, since, how long等 )连用 ,此时须将该瞬间动词改为延续性动词或状态动词 .如： He borrowed a book two days ago.( 用现在完成式表达）He has kept the book for two days.他持有这本书两年了。1、他三年前买了一辆车。_2、他两年前参了军。_答案：1、He has had a car for three years或.
2、 He has bought a car. 或 He bought a car threeyears ago.2、 He has been in the army for two years.或 He has joined the army.He joined the army two years ago.切记：有些动词是非延续的，在此用法中要换成其相对应的延续性动词：非延续性动词延续性动词非延续性动词延续性动词leavebe awayjoinbe in/be a member oborrowkeepopenbe openbuyhavefall illbe illbegin/startbe o
3、nget upbe updiebe deadcatch a coldhave a coldmove tolive income herebe hereendfinishbe overgo therebe therecome backbe backget to/ arrive / reachbe inget to knowknowput onweargo (get) outbe outbecomebeHis father has died.His father has been dead for three years.他父亲已经去世三年了。She has joined the Party/Le
4、ague.1最新 料推荐She has been in the Party/ League for two months.=She has been a Party/ League memberfor two months.他已经入党 / 团两个月了。The film has started/begun.The film has been on/ lasted since 5 minutes ago.电影已经开始5 分钟了。He has gone to Yangzhou.He has been in Yangzhou for 3 days.他已经去扬州三天了。【习题】 When Jack arrived he learned Mary _ for almost an hour (leave)答案： had been away2